Can certain diseases cause paranoia similar to that seen in individuals with paranoid schizophrenia, even if they do not have the disorder?
Last Updated: 26.06.2025 01:40

Infection
Dementia and drug use cause paranoia. That is very common. Some of other things that can include delusions and/or hallucination can be:
Alcohol
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Dementia with Lewy bodies
Seizures
⁉️sources from my experiences and internet research ⁉️
Delirium tremens
PTSD
Alcohol withdrawal
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Charles Bonnet syndrome
Withdrawal from benzodiazepines
Fever
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Sleep disorders
Head injury
Mental disorder
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Pharmaceutical drug (abuse or side effects)
Brain Tumors
Narcolepsy
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Hallucinogen use
Alzheimer's disease,
Bipolar disorder
Affective disorders
Parkinson's disease
Some of those things on the list are very very rare cases but I just wanted to cover everything (or almost everything).
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Grief (yes, sadly)
Migraines
Stress